"'...You remember the hat beside the dead man?''Yes,' said Holmes; 'by John Underwood and Sons, 129, Camberwell Road.'Gregson looked quite crestfallen.'I had no idea that you noticed that,'he said. "Have you been there?''No.'"

Hall tried to convey everything by grimaces and dumb show, but Mrs. Hall was obdurate. She raised her voice. So Hall and Henfrey, rather crestfallen, tiptoed back to the bar, gesticulating to explain to her.